IMPLEMENTATION LAG: In the context of economic policies, the time between the realization that a shock to the economy has occurred and corrective government action responding to the shock. This is one of several policy lags that limit the effectiveness of stabilization policies designed to correct business-cycle fluctuations. This is also one of two inside lags. The other is a recognition lag. The implementation lag, which is often divided into decision and action lags, emerges due to the time it takes for government leaders to debate, discuss, and decide on the appropriate policy then get the appropriate government agencies to launch the policy. The implementation lag is usually shorter for monetary policy than fiscal policy.

PRICE CEILING: A legally established maximum price. The government is occasionally inclined to keep the price of one good or another from rising too high. Examples include apartments, gasoline, and natural gas. While the goal is invariably a noble one--like keeping stuff affordable for poor people--a price ceiling often does more harm than good. First, it usually creates a shortage, meaning that many of the buyers who being protected against high prices, can't even buy the good. Second, as a consequence of this shortage, a price ceiling is likely to generate a black market where the good is sold illegally above the price ceiling.

The physiological or biological requirements for maintaining life, such as air, water, food, shelter, and sleep. Physiological needs are often contrasted with psychological wants that make life more enjoyable, but are not essential for existence.

Today, you are likely to spend a great deal of time searching the newspaper want ads hoping to buy either a microwave over that won't burn your popcorn or a T-shirt commemorating the first day of winter. Be on the lookout for neighborhood pets, especially belligerent parrots.Your Complete Scope